function color_pruebas(I);
figure('Name','Normal');
imshow(I);
figure('Name','R G B');
subplot(2,2,1);
imshow(I(:,:,1));
subplot(2,2,2);
imshow(I(:,:,2));
subplot(2,2,3);
imshow(I(:,:,3));
I2 = rgb2hsv(I);
figure('Name','H S V');
subplot(2,2,1);
imshow(I2(:,:,1));
subplot(2,2,2);
imshow(I2(:,:,2));
subplot(2,2,3);
imshow(I2(:,:,3));
I3 = rgb2ycbcr(I);
figure('Name','Y Cb CR');
subplot(2,2,1);
imshow(I3(:,:,1));
subplot(2,2,2);
imshow(I3(:,:,2));
subplot(2,2,3);
imshow(I3(:,:,3));
